S&P 500 close — Monday, 16 March 2026

S&P 500 closed up 1.03%

S&P 500 treemap for Monday, 16 March 2026: each company sized by market capitalisation and coloured by its move that day

S&P 500 movers — March 16, 2026

Of the 501 companies tracked in the S&P 500, 382 rose and 118 fell, with 1 unchanged. Technology led the day at +1.40%, while Consumer Staples lagged at +0.24%.

Top gainers · S&P 500

CIEN Ciena Corporation +7.85%
DLTR Dollar Tree, Inc. +6.42%
SNDK Sandisk Corporation +6.35%
RDDT Reddit, Inc. +5.77%
ECHO EchoStar Corporation +5.53%
NCLH Norwegian Cruise Line Holdings +5.14%
WDC Western Digital Corporation +5.11%
CMG Chipotle Mexican Grill, Inc. +4.80%

Top losers · S&P 500

MOS Mosaic Company (The) -5.60%
CF CF Industries Holdings, Inc. -5.59%
CRWD CrowdStrike Holdings, Inc. -4.06%
TECH Bio-Techne Corp -4.01%
IT Gartner, Inc. -3.89%
LDOS Leidos Holdings, Inc. -3.69%
ULTA Ulta Beauty, Inc. -3.54%
TAP Molson Coors Beverage Company -3.46%

By sector

Technology +1.40%
Consumer Discretionary +0.92%
Industrials +0.89%
Financials +0.88%
Communication Services +0.84%
Healthcare +0.77%
Real Estate +0.72%
Utilities +0.58%
Materials +0.57%
Energy +0.36%
Consumer Staples +0.24%

Open the interactive S&P 500 map ← 13 Mar 2026 17 Mar 2026 →All sessions

The same session elsewhere: NASDAQ Dow Jones TSX

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